SilverStone EC01-P is an expansion card that connects to the motherboards via a single lane PCI-E gen 2.0 slot. Its single USB 3.0 internal connector offers output for dual front port USB 3.0 super speed interface which enables data transfer with maximum compatibility and stability. For those looking to use cases or drive bays that supports the new USB 3.0 internal connector standard, the EC01-P is the quickest way to upgrade any motherboard with PCI-E gen 2.0 slot to be compatible with the new standard.